It takes more than just luck to win at Hello Rummy; strategic thinking & meticulous planning are necessary. Keeping track of the cards that opponents have drawnhappy king slots & discarded is a useful tactic. When deciding which cards to keep or discard, this information can give you important insights into their possible hands. For example, it might be a sign that an opponent is attempting to create a sequence or set without high-value cards if you observe that they discard them regularly.